Have all your veg prepared, and Chicken .,Grate the ginger and crush the Garlic.,Mix all the ingredients in a bowl and mix, but leave out the corn starch at this stage.and set aside,In a deep wok, or large deep frypan.heat up the oil until hot,and add the Ginger then garlic fry for about 6 secounds.,Then add the chicken and fry and keep turning and mixing, until the chicken turns white all over about 5--6 minutes.,Add the onion ,carrots, salt, pepper and green beans and fry for about 5 minutes stirring all the time.,______,Add the Sauce bring to boil, stirring all the time, then lower hear and simmer for 5 minutes.,add the cornstarch to a liitle water and add to the mixture it should go thicker.,Add the bok choy stir and Serve, with fried Rice, boiled rice or Noodles.